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17#include "si2168_priv.h"
18
19static const struct dvb_frontend_ops si2168_ops;
20
21
22static int si2168_i2c_master_send_unlocked(const struct i2c_client *client,
23 const char *buf, int count)
24{
25 int ret;
26 struct i2c_msg msg = {
27 .addr = client->addr,
28 .flags = 0,
29 .len = count,
30 .buf = (char *)buf,
31 };
32
33 ret = __i2c_transfer(client->adapter, &msg, 1);
34 return (ret == 1) ? count : ret;
35}
36
37static int si2168_i2c_master_recv_unlocked(const struct i2c_client *client,
38 char *buf, int count)
39{
40 int ret;
41 struct i2c_msg msg = {
42 .addr = client->addr,
43 .flags = I2C_M_RD,
44 .len = count,
45 .buf = buf,
46 };
47
48 ret = __i2c_transfer(client->adapter, &msg, 1);
49 return (ret == 1) ? count : ret;
50}
51
52
53static int si2168_cmd_execute_unlocked(struct i2c_client *client,
54 struct si2168_cmd *cmd)
55{
56 int ret;
57 unsigned long timeout;
58
59 if (cmd->wlen) {
60
61 ret = si2168_i2c_master_send_unlocked(client, cmd->args,
62 cmd->wlen);
63 if (ret < 0) {
64 goto err;
65 } else if (ret != cmd->wlen) {
66 ret = -EREMOTEIO;
67 goto err;
68 }
69 }
70
71 if (cmd->rlen) {
72
73 #define TIMEOUT 70
74 timeout = jiffies + msecs_to_jiffies(TIMEOUT);
75 while (!time_after(jiffies, timeout)) {
76 ret = si2168_i2c_master_recv_unlocked(client, cmd->args,
77 cmd->rlen);
78 if (ret < 0) {
79 goto err;
80 } else if (ret != cmd->rlen) {
81 ret = -EREMOTEIO;
82 goto err;
83 }
84
85
86 if ((cmd->args[0] >> 7) & 0x01)
87 break;
88 }
89
90 dev_dbg(&client->dev, "cmd execution took %d ms\n",
91 jiffies_to_msecs(jiffies) -
92 (jiffies_to_msecs(timeout) - TIMEOUT));
93
94
95 if ((cmd->args[0] >> 6) & 0x01) {
96 ret = -EREMOTEIO;
97 goto err;
98 }
99
100 if (!((cmd->args[0] >> 7) & 0x01)) {
101 ret = -ETIMEDOUT;
102 goto err;
103 }
104 }
105
106 return 0;
107err:
108 dev_dbg(&client->dev, "failed=%d\n", ret);
109 return ret;
110}
111
112static int si2168_cmd_execute(struct i2c_client *client, struct si2168_cmd *cmd)
113{
114 int ret;
115
116 i2c_lock_adapter(client->adapter);
117 ret = si2168_cmd_execute_unlocked(client, cmd);
118 i2c_unlock_adapter(client->adapter);
119
120 return ret;
121}
122
123static int si2168_read_status(struct dvb_frontend *fe, enum fe_status *status)
124{
125 struct i2c_client *client = fe->demodulator_priv;
126 struct si2168_dev *dev = i2c_get_clientdata(client);
127 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
128 int ret;
129 struct si2168_cmd cmd;
130
131 *status = 0;
132
133 if (!dev->active) {
134 ret = -EAGAIN;
135 goto err;
136 }
137
138 switch (c->delivery_system) {
139 case SYS_DVBT:
140 memcpy(cmd.args, "\xa0\x01", 2);
141 cmd.wlen = 2;
142 cmd.rlen = 13;
143 break;
144 case SYS_DVBC_ANNEX_A:
145 memcpy(cmd.args, "\x90\x01", 2);
146 cmd.wlen = 2;
147 cmd.rlen = 9;
148 break;
149 case SYS_DVBT2:
150 memcpy(cmd.args, "\x50\x01", 2);
151 cmd.wlen = 2;
152 cmd.rlen = 14;
153 break;
154 default:
155 ret = -EINVAL;
156 goto err;
157 }
158
159 ret = si2168_cmd_execute(client, &cmd);
160 if (ret)
161 goto err;
162
163 switch ((cmd.args[2] >> 1) & 0x03) {
164 case 0x01:
165 *status = FE_HAS_SIGNAL | FE_HAS_CARRIER;
166 break;
167 case 0x03:
168 *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI |
169 FE_HAS_SYNC | FE_HAS_LOCK;
170 break;
171 }
172
173 dev->fe_status = *status;
174
175 if (*status & FE_HAS_LOCK) {
176 c->cnr.len = 1;
177 c->cnr.stat[0].scale = FE_SCALE_DECIBEL;
178 c->cnr.stat[0].svalue = cmd.args[3] * 1000 / 4;
179 } else {
180 c->cnr.len = 1;
181 c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
182 }
183
184 dev_dbg(&client->dev, "status=%02x args=%*ph\n",
185 *status, cmd.rlen, cmd.args);
186
187 return 0;
188err:
189 dev_dbg(&client->dev, "failed=%d\n", ret);
190 return ret;
191}
192
193static int si2168_set_frontend(struct dvb_frontend *fe)
194{
195 struct i2c_client *client = fe->demodulator_priv;
196 struct si2168_dev *dev = i2c_get_clientdata(client);
197 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
198 int ret;
199 struct si2168_cmd cmd;
200 u8 bandwidth, delivery_system;
201
202 dev_dbg(&client->dev,
203 "delivery_system=%u modulation=%u frequency=%u bandwidth_hz=%u symbol_rate=%u inversion=%u stream_id=%u\n",
204 c->delivery_system, c->modulation, c->frequency,
205 c->bandwidth_hz, c->symbol_rate, c->inversion,
206 c->stream_id);
207
208 if (!dev->active) {
209 ret = -EAGAIN;
210 goto err;
211 }
212
213 switch (c->delivery_system) {
214 case SYS_DVBT:
215 delivery_system = 0x20;
216 break;
217 case SYS_DVBC_ANNEX_A:
218 delivery_system = 0x30;
219 break;
220 case SYS_DVBT2:
221 delivery_system = 0x70;
222 break;
223 default:
224 ret = -EINVAL;
225 goto err;
226 }
227
228 if (c->bandwidth_hz == 0) {
229 ret = -EINVAL;
230 goto err;
231 } else if (c->bandwidth_hz <= 2000000)
232 bandwidth = 0x02;
233 else if (c->bandwidth_hz <= 5000000)
234 bandwidth = 0x05;
235 else if (c->bandwidth_hz <= 6000000)
236 bandwidth = 0x06;
237 else if (c->bandwidth_hz <= 7000000)
238 bandwidth = 0x07;
239 else if (c->bandwidth_hz <= 8000000)
240 bandwidth = 0x08;
241 else if (c->bandwidth_hz <= 9000000)
242 bandwidth = 0x09;
243 else if (c->bandwidth_hz <= 10000000)
244 bandwidth = 0x0a;
245 else
246 bandwidth = 0x0f;
247
248
249 if (fe->ops.tuner_ops.set_params) {
250 ret = fe->ops.tuner_ops.set_params(fe);
251 if (ret)
252 goto err;
253 }
254
255 memcpy(cmd.args, "\x88\x02\x02\x02\x02", 5);
256 cmd.wlen = 5;
257 cmd.rlen = 5;
258 ret = si2168_cmd_execute(client, &cmd);
259 if (ret)
260 goto err;
261
262
263 if (c->delivery_system == SYS_DVBT)
264 memcpy(cmd.args, "\x89\x21\x06\x11\xff\x98", 6);
265 else if (c->delivery_system == SYS_DVBC_ANNEX_A)
266 memcpy(cmd.args, "\x89\x21\x06\x11\x89\xf0", 6);
267 else if (c->delivery_system == SYS_DVBT2)
268 memcpy(cmd.args, "\x89\x21\x06\x11\x89\x20", 6);
269 cmd.wlen = 6;
270 cmd.rlen = 3;
271 ret = si2168_cmd_execute(client, &cmd);
272 if (ret)
273 goto err;
274
275 if (c->delivery_system == SYS_DVBT2) {
276
277 cmd.args[0] = 0x52;
278 cmd.args[1] = c->stream_id & 0xff;
279 cmd.args[2] = c->stream_id == NO_STREAM_ID_FILTER ? 0 : 1;
280 cmd.wlen = 3;
281 cmd.rlen = 1;
282 ret = si2168_cmd_execute(client, &cmd);
283 if (ret)
284 goto err;
285 }
286
287 memcpy(cmd.args, "\x51\x03", 2);
288 cmd.wlen = 2;
289 cmd.rlen = 12;
290 ret = si2168_cmd_execute(client, &cmd);
291 if (ret)
292 goto err;
293
294 memcpy(cmd.args, "\x12\x08\x04", 3);
295 cmd.wlen = 3;
296 cmd.rlen = 3;
297 ret = si2168_cmd_execute(client, &cmd);
298 if (ret)
299 goto err;
300
301 memcpy(cmd.args, "\x14\x00\x0c\x10\x12\x00", 6);
302 cmd.wlen = 6;
303 cmd.rlen = 4;
304 ret = si2168_cmd_execute(client, &cmd);
305 if (ret)
306 goto err;
307
308 memcpy(cmd.args, "\x14\x00\x06\x10\x24\x00", 6);
309 cmd.wlen = 6;
310 cmd.rlen = 4;
311 ret = si2168_cmd_execute(client, &cmd);
312 if (ret)
313 goto err;
314
315 memcpy(cmd.args, "\x14\x00\x07\x10\x00\x24", 6);
316 cmd.wlen = 6;
317 cmd.rlen = 4;
318 ret = si2168_cmd_execute(client, &cmd);
319 if (ret)
320 goto err;
321
322 memcpy(cmd.args, "\x14\x00\x0a\x10\x00\x00", 6);
323 cmd.args[4] = delivery_system | bandwidth;
324 cmd.wlen = 6;
325 cmd.rlen = 4;
326 ret = si2168_cmd_execute(client, &cmd);
327 if (ret)
328 goto err;
329
330
331 if (c->delivery_system == SYS_DVBC_ANNEX_A) {
332 memcpy(cmd.args, "\x14\x00\x02\x11", 4);
333 cmd.args[4] = ((c->symbol_rate / 1000) >> 0) & 0xff;
334 cmd.args[5] = ((c->symbol_rate / 1000) >> 8) & 0xff;
335 cmd.wlen = 6;
336 cmd.rlen = 4;
337 ret = si2168_cmd_execute(client, &cmd);
338 if (ret)
339 goto err;
340 }
341
342 memcpy(cmd.args, "\x14\x00\x0f\x10\x10\x00", 6);
343 cmd.wlen = 6;
344 cmd.rlen = 4;
345 ret = si2168_cmd_execute(client, &cmd);
346 if (ret)
347 goto err;
348
349 memcpy(cmd.args, "\x14\x00\x09\x10\xe3\x08", 6);
350 cmd.args[5] |= dev->ts_clock_inv ? 0x00 : 0x10;
351 cmd.wlen = 6;
352 cmd.rlen = 4;
353 ret = si2168_cmd_execute(client, &cmd);
354 if (ret)
355 goto err;
356
357 memcpy(cmd.args, "\x14\x00\x08\x10\xd7\x05", 6);
358 cmd.args[5] |= dev->ts_clock_inv ? 0x00 : 0x10;
359 cmd.wlen = 6;
360 cmd.rlen = 4;
361 ret = si2168_cmd_execute(client, &cmd);
362 if (ret)
363 goto err;
364
365 memcpy(cmd.args, "\x14\x00\x01\x12\x00\x00", 6);
366 cmd.wlen = 6;
367 cmd.rlen = 4;
368 ret = si2168_cmd_execute(client, &cmd);
369 if (ret)
370 goto err;
371
372 memcpy(cmd.args, "\x14\x00\x01\x03\x0c\x00", 6);
373 cmd.wlen = 6;
374 cmd.rlen = 4;
375 ret = si2168_cmd_execute(client, &cmd);
376 if (ret)
377 goto err;
378
379 memcpy(cmd.args, "\x85", 1);
380 cmd.wlen = 1;
381 cmd.rlen = 1;
382 ret = si2168_cmd_execute(client, &cmd);
383 if (ret)
384 goto err;
385
386 dev->delivery_system = c->delivery_system;
387
388 return 0;
389err:
390 dev_dbg(&client->dev, "failed=%d\n", ret);
391 return ret;
392}
393
394static int si2168_init(struct dvb_frontend *fe)
395{
396 struct i2c_client *client = fe->demodulator_priv;
397 struct si2168_dev *dev = i2c_get_clientdata(client);
398 int ret, len, remaining;
399 const struct firmware *fw;
400 const char *fw_name;
401 struct si2168_cmd cmd;
402 unsigned int chip_id;
403
404 dev_dbg(&client->dev, "\n");
405
406
407 memcpy(cmd.args, "\xc0\x12\x00\x0c\x00\x0d\x16\x00\x00\x00\x00\x00\x00", 13);
408 cmd.wlen = 13;
409 cmd.rlen = 0;
410 ret = si2168_cmd_execute(client, &cmd);
411 if (ret)
412 goto err;
413
414 if (dev->fw_loaded) {
415
416 memcpy(cmd.args, "\xc0\x06\x08\x0f\x00\x20\x21\x01", 8);
417 cmd.wlen = 8;
418 cmd.rlen = 1;
419 ret = si2168_cmd_execute(client, &cmd);
420 if (ret)
421 goto err;
422
423 memcpy(cmd.args, "\x85", 1);
424 cmd.wlen = 1;
425 cmd.rlen = 1;
426 ret = si2168_cmd_execute(client, &cmd);
427 if (ret)
428 goto err;
429
430 goto warm;
431 }
432
433
434 memcpy(cmd.args, "\xc0\x06\x01\x0f\x00\x20\x20\x01", 8);
435 cmd.wlen = 8;
436 cmd.rlen = 1;
437 ret = si2168_cmd_execute(client, &cmd);
438 if (ret)
439 goto err;
440
441
442 memcpy(cmd.args, "\x02", 1);
443 cmd.wlen = 1;
444 cmd.rlen = 13;
445 ret = si2168_cmd_execute(client, &cmd);
446 if (ret)
447 goto err;
448
449 chip_id = cmd.args[1] << 24 | cmd.args[2] << 16 | cmd.args[3] << 8 |
450 cmd.args[4] << 0;
451
452 #define SI2168_A20 ('A' << 24 | 68 << 16 | '2' << 8 | '0' << 0)
453 #define SI2168_A30 ('A' << 24 | 68 << 16 | '3' << 8 | '0' << 0)
454 #define SI2168_B40 ('B' << 24 | 68 << 16 | '4' << 8 | '0' << 0)
455
456 switch (chip_id) {
457 case SI2168_A20:
458 fw_name = SI2168_A20_FIRMWARE;
459 break;
460 case SI2168_A30:
461 fw_name = SI2168_A30_FIRMWARE;
462 break;
463 case SI2168_B40:
464 fw_name = SI2168_B40_FIRMWARE;
465 break;
466 default:
467 dev_err(&client->dev, "unknown chip version Si21%d-%c%c%c\n",
468 cmd.args[2], cmd.args[1],
469 cmd.args[3], cmd.args[4]);
470 ret = -EINVAL;
471 goto err;
472 }
473
474 dev_info(&client->dev, "found a 'Silicon Labs Si21%d-%c%c%c'\n",
475 cmd.args[2], cmd.args[1], cmd.args[3], cmd.args[4]);
476
477
478 ret = request_firmware(&fw, fw_name, &client->dev);
479 if (ret) {
480
481 if (chip_id == SI2168_B40) {
482 fw_name = SI2168_B40_FIRMWARE_FALLBACK;
483 ret = request_firmware(&fw, fw_name, &client->dev);
484 }
485
486 if (ret == 0) {
487 dev_notice(&client->dev,
488 "please install firmware file '%s'\n",
489 SI2168_B40_FIRMWARE);
490 } else {
491 dev_err(&client->dev,
492 "firmware file '%s' not found\n",
493 fw_name);
494 goto err_release_firmware;
495 }
496 }
497
498 dev_info(&client->dev, "downloading firmware from file '%s'\n",
499 fw_name);
500
501 if ((fw->size % 17 == 0) && (fw->data[0] > 5)) {
502
503 for (remaining = fw->size; remaining > 0; remaining -= 17) {
504 len = fw->data[fw->size - remaining];
505 if (len > SI2168_ARGLEN) {
506 ret = -EINVAL;
507 break;
508 }
509 memcpy(cmd.args, &fw->data[(fw->size - remaining) + 1], len);
510 cmd.wlen = len;
511 cmd.rlen = 1;
512 ret = si2168_cmd_execute(client, &cmd);
513 if (ret)
514 break;
515 }
516 } else if (fw->size % 8 == 0) {
517
518 for (remaining = fw->size; remaining > 0; remaining -= 8) {
519 len = 8;
520 memcpy(cmd.args, &fw->data[fw->size - remaining], len);
521 cmd.wlen = len;
522 cmd.rlen = 1;
523 ret = si2168_cmd_execute(client, &cmd);
524 if (ret)
525 break;
526 }
527 } else {
528
529 ret = -EINVAL;
530 }
531
532 if (ret) {
533 dev_err(&client->dev, "firmware download failed %d\n", ret);
534 goto err_release_firmware;
535 }
536
537 release_firmware(fw);
538
539 memcpy(cmd.args, "\x01\x01", 2);
540 cmd.wlen = 2;
541 cmd.rlen = 1;
542 ret = si2168_cmd_execute(client, &cmd);
543 if (ret)
544 goto err;
545
546
547 memcpy(cmd.args, "\x11", 1);
548 cmd.wlen = 1;
549 cmd.rlen = 10;
550 ret = si2168_cmd_execute(client, &cmd);
551 if (ret)
552 goto err;
553
554 dev_info(&client->dev, "firmware version: %c.%c.%d\n",
555 cmd.args[6], cmd.args[7], cmd.args[8]);
556
557
558 memcpy(cmd.args, "\x14\x00\x01\x10\x10\x00", 6);
559 cmd.args[4] |= dev->ts_mode;
560 if (dev->ts_clock_gapped)
561 cmd.args[4] |= 0x40;
562 cmd.wlen = 6;
563 cmd.rlen = 4;
564 ret = si2168_cmd_execute(client, &cmd);
565 if (ret)
566 goto err;
567
568 dev->fw_loaded = true;
569warm:
570 dev->active = true;
571
572 return 0;
573
574err_release_firmware:
575 release_firmware(fw);
576err:
577 dev_dbg(&client->dev, "failed=%d\n", ret);
578 return ret;
579}
580
581static int si2168_sleep(struct dvb_frontend *fe)
582{
583 struct i2c_client *client = fe->demodulator_priv;
584 struct si2168_dev *dev = i2c_get_clientdata(client);
585 int ret;
586 struct si2168_cmd cmd;
587
588 dev_dbg(&client->dev, "\n");
589
590 dev->active = false;
591
592 memcpy(cmd.args, "\x13", 1);
593 cmd.wlen = 1;
594 cmd.rlen = 0;
595 ret = si2168_cmd_execute(client, &cmd);
596 if (ret)
597 goto err;
598
599 return 0;
600err:
601 dev_dbg(&client->dev, "failed=%d\n", ret);
602 return ret;
603}
604
605static int si2168_get_tune_settings(struct dvb_frontend *fe,
606 struct dvb_frontend_tune_settings *s)
607{
608 s->min_delay_ms = 900;
609
610 return 0;
611}
612
613
614
615
616
617
618static int si2168_select(struct i2c_adapter *adap, void *mux_priv, u32 chan)
619{
620 struct i2c_client *client = mux_priv;
621 int ret;
622 struct si2168_cmd cmd;
623
624
625 memcpy(cmd.args, "\xc0\x0d\x01", 3);
626 cmd.wlen = 3;
627 cmd.rlen = 0;
628 ret = si2168_cmd_execute_unlocked(client, &cmd);
629 if (ret)
630 goto err;
631
632 return 0;
633err:
634 dev_dbg(&client->dev, "failed=%d\n", ret);
635 return ret;
636}
637
638static int si2168_deselect(struct i2c_adapter *adap, void *mux_priv, u32 chan)
639{
640 struct i2c_client *client = mux_priv;
641 int ret;
642 struct si2168_cmd cmd;
643
644
645 memcpy(cmd.args, "\xc0\x0d\x00", 3);
646 cmd.wlen = 3;
647 cmd.rlen = 0;
648 ret = si2168_cmd_execute_unlocked(client, &cmd);
649 if (ret)
650 goto err;
651
652 return 0;
653err:
654 dev_dbg(&client->dev, "failed=%d\n", ret);
655 return ret;
656}
657
658static const struct dvb_frontend_ops si2168_ops = {
659 .delsys = {SYS_DVBT, SYS_DVBT2, SYS_DVBC_ANNEX_A},
660 .info = {
661 .name = "Silicon Labs Si2168",
662 .symbol_rate_min = 1000000,
663 .symbol_rate_max = 7200000,
664 .caps = FE_CAN_FEC_1_2 |
665 FE_CAN_FEC_2_3 |
666 FE_CAN_FEC_3_4 |
667 FE_CAN_FEC_5_6 |
668 FE_CAN_FEC_7_8 |
669 FE_CAN_FEC_AUTO |
670 FE_CAN_QPSK |
671 FE_CAN_QAM_16 |
672 FE_CAN_QAM_32 |
673 FE_CAN_QAM_64 |
674 FE_CAN_QAM_128 |
675 FE_CAN_QAM_256 |
676 FE_CAN_QAM_AUTO |
677 FE_CAN_TRANSMISSION_MODE_AUTO |
678 FE_CAN_GUARD_INTERVAL_AUTO |
679 FE_CAN_HIERARCHY_AUTO |
680 FE_CAN_MUTE_TS |
681 FE_CAN_2G_MODULATION |
682 FE_CAN_MULTISTREAM
683 },
684
685 .get_tune_settings = si2168_get_tune_settings,
686
687 .init = si2168_init,
688 .sleep = si2168_sleep,
689
690 .set_frontend = si2168_set_frontend,
691
692 .read_status = si2168_read_status,
693};
694
695static int si2168_probe(struct i2c_client *client,
696 const struct i2c_device_id *id)
697{
698 struct si2168_config *config = client->dev.platform_data;
699 struct si2168_dev *dev;
700 int ret;
701
702 dev_dbg(&client->dev, "\n");
703
704 dev = kzalloc(sizeof(*dev), GFP_KERNEL);
705 if (!dev) {
706 ret = -ENOMEM;
707 dev_err(&client->dev, "kzalloc() failed\n");
708 goto err;
709 }
710
711
712 dev->adapter = i2c_add_mux_adapter(client->adapter, &client->dev,
713 client, 0, 0, 0, si2168_select, si2168_deselect);
714 if (dev->adapter == NULL) {
715 ret = -ENODEV;
716 goto err_kfree;
717 }
718
719
720 memcpy(&dev->fe.ops, &si2168_ops, sizeof(struct dvb_frontend_ops));
721 dev->fe.demodulator_priv = client;
722 *config->i2c_adapter = dev->adapter;
723 *config->fe = &dev->fe;
724 dev->ts_mode = config->ts_mode;
725 dev->ts_clock_inv = config->ts_clock_inv;
726 dev->ts_clock_gapped = config->ts_clock_gapped;
727 dev->fw_loaded = false;
728
729 i2c_set_clientdata(client, dev);
730
731 dev_info(&client->dev, "Silicon Labs Si2168 successfully attached\n");
732 return 0;
733err_kfree:
734 kfree(dev);
735err:
736 dev_dbg(&client->dev, "failed=%d\n", ret);
737 return ret;
738}
739
740static int si2168_remove(struct i2c_client *client)
741{
742 struct si2168_dev *dev = i2c_get_clientdata(client);
743
744 dev_dbg(&client->dev, "\n");
745
746 i2c_del_mux_adapter(dev->adapter);
747
748 dev->fe.ops.release = NULL;
749 dev->fe.demodulator_priv = NULL;
750
751 kfree(dev);
752
753 return 0;
754}
755
756static const struct i2c_device_id si2168_id_table[] = {
757 {"si2168", 0},
758 {}
759};
760MODULE_DEVICE_TABLE(i2c, si2168_id_table);
761
762static struct i2c_driver si2168_driver = {
763 .driver = {
764 .name = "si2168",
765 },
766 .probe = si2168_probe,
767 .remove = si2168_remove,
768 .id_table = si2168_id_table,
769};
770
771module_i2c_driver(si2168_driver);
772
773MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
774MODULE_DESCRIPTION("Silicon Labs Si2168 DVB-T/T2/C demodulator driver");
775MODULE_LICENSE("GPL");
776MODULE_FIRMWARE(SI2168_A20_FIRMWARE);
777MODULE_FIRMWARE(SI2168_A30_FIRMWARE);
778MODULE_FIRMWARE(SI2168_B40_FIRMWARE);
779
